EPUB Accessibility Checker
Validate your EPUB files for accessibility: alt text, language declarations, heading structure, ARIA, tables, and WCAG conformance — instantly, for free.
Free accessibility toolYour file is processed securely and deleted immediately after analysis.
Images & Alt Text
Checks every image for alt text, decorative image markup, SVG accessibility, figure captions, and image-of-text detection.
Document Structure
Validates heading hierarchy, semantic HTML5 elements, epub:type usage, language declarations, and proper list markup.
Navigation & WCAG
Analyzes table of contents, landmarks, page lists, link text quality, ARIA roles, and estimates WCAG 2.1 conformance level.
Need help making your EPUBs accessible?
Publica.la helps publishers create, manage, and distribute accessible digital content — including automated accessibility checks and remediation guidance.
Schedule a demoAccessibility checks based on EPUB Accessibility 1.1 (W3C), WCAG 2.1, and DPUB-ARIA specifications.